(:*******************************************************:)
(: Test: K2-SeqExprCast-2                                :)
(: Written by: Frans Englich                             :)
(: Date: 2007-11-22T11:31:21+01:00                       :)
(: Purpose: Casting the empty sequence to xs:QName? is ok. :)
(:*******************************************************:)
empty(() cast as xs:QName?)